19776117

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{967}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 28017792

約数和(自身を除く): 8241675

約数列:

[1, 3, 17, 51, 401, 967, 1203, 2901, 6817, 16439, 20451, 49317, 387767, 1163301, 6592039, 19776117]

約数ペア:

[(1, 19776117), (3, 6592039), (17, 1163301), (51, 387767), (401, 49317), (967, 20451), (1203, 16439), (2901, 6817)]